h1 {
	font-size:2.0em;
}
h2 {
	font-size:1.75em;
}
h3 {
	font-size:1.5em;
}
h4 {
	font-size:1.25em;
}
h5 {
	font-size:1.15em;
}

/* Mainbody section
-----------------------------------------------------------------*/
.corners {
	position: relative;
	height: 4px;
	margin: 0 4px;
}
.corner_tl,
.corner_tr,
.corner_bl,
.corner_br {
	position: absolute;
	height: 4px;
	width: 4px;
	top: 0;
	left: -4px;
}
.corner_tr {
	right: -4px;
	left: inherit;
}
.corner_bl {
	bottom: 0;
	top: inherit;
}
.corner_br {
	right: -4px;
	left: inherit;
	bottom: 0;
	top: inherit;
}